providing a critical fail-safe position during power loss to prevent high-limit trips or coil freezing

Verification of the existing RJ-11 data cable integrity is recommended to ensure reliable signaling between the wall-mount controller and the rooftop power module

it handles fluctuating air pressures to maintain the integrity of your building's automation and mechanical sequences

ensuring the evaporator coil operates at peak efficiency while preventing liquid slugging to protect the compressor

Lennox 68W80 Service Kit 326058-758 providing a critical fail-safe positionNIGHT SERVICE KIT AF SERIES This item is not qualify for free shipping.